Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association What You Need to Know About Smoking and Lung Cancer It's important to protect children from cigarette smoke, and it's just as important to do the same with vaping. Secondhand vape smoke aerosol isn't harmless It contains tiny particles that can